Process Engineer

Johnson Matthey Plc; England; On-site; GBP 42,000 - 56,000; Full time

Benefits offered by this job

Competitive retirement savings

Share Incentive Plan

Life Assurance

Income Protection

Critical Illness

Medical plans/health assessments

Wellbeing discounts

Incentive plan

Job summary

Johnson Matthey Plc is seeking a Process Engineer I to support safe, reliable smelting operations and drive process improvements. You will develop models, analyze plant data and collaborate across Operations, Engineering, EHS, Supply Chain and R&D to enable commissioning and future growth initiatives.

This role emphasizes applying heat and mass balances, PFDs, P&IDs and documentation, with a focus on environmental health and safety standards and clear technical communication across

Qualifications

• Degree in Chemical Engineering or related field, or equivalent experience.
• Solid grounding in process engineering fundamentals and safety standards.
• Ability to interpret process data and support decision making.

Responsibilities

• Support safe, reliable, and efficient smelting operations through process engineering expertise and problem solving.
• Lead improvement initiatives to enhance process safety, asset performance, automation, throughput and reliability.
• Develop and maintain process models for feed, recirculation and downstream impacts.
• Analyze plant data to identify opportunities, reduce variability, and resolve constraints.
• Design and conduct laboratory, pilot and plant trials with proper risk assessments and documentation.
• Collaborate with Operations, Engineering, EHS, Supply Chain and R&D to support commissioning and growth.

Skills

Process engineering

Heat and mass balances

PFDs & P&IDs

Data analysis

Laboratory/pilot plant experience

Cross-functional collaboration

Communication of technical info

Education

Bachelor's degree in Chemical Engineering

Job description

At Johnson Matthey, your work will matter. As a Process Engineer I, you’ll join a world leader in platinum group metals with over 200 years of history. Using advanced metals chemistry, you’ll help tackle the world’s biggest challenges, cutting emissions, powering modern life and supporting life‑saving technologies, by applying, refining and recycling metals that matter for a healthier, more sustainable, circular future.

The role:

As a Process Engineer I, you will help drive our goals by:

• Supporting safe, reliable and efficient smelting operations through process engineering expertise and practical problem solving.
• Leading improvement initiatives that enhance process safety, asset performance, automation, throughput and operational reliability.
• Developing and maintaining process models that evaluate feed composition, material recirculation and downstream process impacts to support operational decision making.
• Using plant data, statistical analysis and operational insights to identify opportunities, reduce variability and resolve process constraints.
• Designing and delivering laboratory, pilot and plant‑scale trials, ensuring appropriate risk assessments, approvals and technical documentation are in place.
• Collaborating with Operations, Engineering, EHS, Supply Chain and R&D teams to support commissioning activities, process development and future growth initiatives.

Key skills that will help you succeed in this role:

• Degree in Chemical Engineering or a related engineering discipline, or equivalent experience.
• Strong understanding of process engineering fundamentals, including heat and mass balances, PFDs, P&IDs and process documentation.
• Demonstrated commitment to environmental, health and safety standards, including risk assessment and hazard study methodologies.
• Strong analytical and numerical skills with the ability to interpret complex process and operational data.
• Practical experience working in laboratory, pilot plant or industrial manufacturing environments.
• Ability to communicate technical information clearly and build effective working relationships across multidisciplinary teams.

What we offer:

We make sure salaries are fair, competitive and aligned to individual roles, experience and responsibilities. We are also supportive of hybrid and flexible working and where applicable, offer life, medical and other benefits that support our employees’ financial and physical wellbeing, such as:

• Competitive retirement savings
• Company matched Share Incentive Plan
• Life Assurance, Income Protection and Critical Illness
• Medical plans/health assessments
• Retailer and Wellbeing discounts
• Competitive annual incentive plan

Closing date for applications:

This job advertisement will be posted for a minimum of 2 weeks, early application is advised.

Ready to make a meaningful impact on your career and the environment? Join us and help shape a sustainable future while advancing your career! At JM, inclusivity is central to our values. We create an environment where everyone can thrive, embracing diverse perspectives to tackle challenges and ensure all colleagues feel valued and connected.

If you need support with your application please email [e-mail].

All conversations are confidential, and your feedback is welcome to help us provide an accessible and positive recruitment experience. We will work with you to make suitable adjustments at any stage of the recruitment process.

For any queries or accessibility requirements, please contact [e-mail].

Johnson Matthey respects your privacy and is committed to protecting your personal information. For more information about how your personal data is used please view our privacy notice: Johnson Matthey Privacy Notice. By applying for this role and creating an account you are agreeing to the notice.

Johnson Matthey Plc is an equal opportunities employer and positively encourages applications from suitably qualified and eligible candidates regardless of sex, race, disability, age, sexual orientation, marriage or civil partnership, pregnancy or maternity, religion or belief.

At Johnson Matthey, your work matters. Join a world leader in platinum group metals and build a career with real impact. You'll help shape solutions to some of the world's biggest challenges - from cutting emissions and powering modern life to supporting life‑saving technologies. Together, we’re creating a healthier world through metals that matter.